3. What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary?
A. 9.6
B. 0.96
C. 0.4
D. 4
3. What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary?
A. 9.6
B. 0.96
C. 0.4
D. 4